1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.upgrade.util;
24  
25  import com.liferay.counter.service.CounterLocalServiceUtil;
26  
27  import java.sql.Types;
28  
29  /**
30   * <a href="PKUpgradeColumnImpl.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   * @author Alexander Chow
34   */
35  public class PKUpgradeColumnImpl extends BaseUpgradeColumnImpl {
36  
37      public PKUpgradeColumnImpl(String name, boolean trackValues) {
38          this(name, null, trackValues);
39      }
40  
41      public PKUpgradeColumnImpl(
42          String name, Integer oldColumnType, boolean trackValues) {
43  
44          super(name, oldColumnType);
45  
46          _newColumnType = new Integer(Types.BIGINT);
47          _trackValues = trackValues;
48  
49          if (_trackValues) {
50              _valueMapper = ValueMapperFactory.getValueMapper();
51          }
52      }
53  
54      public Integer getNewColumnType(Integer defaultType) {
55          return _newColumnType;
56      }
57  
58      public Object getNewValue(Object oldValue) throws Exception {
59          Long newValue = new Long(CounterLocalServiceUtil.increment());
60  
61          if (_trackValues) {
62              _valueMapper.mapValue(oldValue, newValue);
63          }
64  
65          return newValue;
66      }
67  
68      public boolean isTrackValues() {
69          return _trackValues;
70      }
71  
72      public ValueMapper getValueMapper() {
73          return _valueMapper;
74      }
75  
76      private Integer _newColumnType;
77      private boolean _trackValues;
78      private ValueMapper _valueMapper;
79  
80  }